diff --git a/modules/openapi-generator/src/main/resources/go-server/controller-api.mustache b/modules/openapi-generator/src/main/resources/go-server/controller-api.mustache
index 00bebd2124fa..e9c8ad023782 100644
--- a/modules/openapi-generator/src/main/resources/go-server/controller-api.mustache
+++ b/modules/openapi-generator/src/main/resources/go-server/controller-api.mustache
@@ -520,7 +520,7 @@ func (c *{{classname}}Controller) {{nickname}}(w http.ResponseWriter, r *http.Re
 		{{/required}}
 		{{^required}}
 		{{#defaultValue}}
-		param := {{^isString}}{{dataType}}({{/isString}}{{defaultValue}}{{^isString}}){{/isString}}
+		param := {{^isString}}{{dataType}}({{/isString}}"{{defaultValue}}"{{^isString}}){{/isString}}
 		{{paramName}}Param = {{#isNullable}}&{{/isNullable}}param
 		{{/defaultValue}}
 		{{/required}}
diff --git a/modules/openapi-generator/src/test/resources/3_0/go-server/petstore.yaml b/modules/openapi-generator/src/test/resources/3_0/go-server/petstore.yaml
index 78a7a1ec6cc5..0e249cae5d9e 100644
--- a/modules/openapi-generator/src/test/resources/3_0/go-server/petstore.yaml
+++ b/modules/openapi-generator/src/test/resources/3_0/go-server/petstore.yaml
@@ -100,6 +100,21 @@ paths:
               - "OPTION_1"
               - "OPTION_2"
               - "OPTION_3"
+        - name: defaultInt
+          in: query
+          schema:
+            default: 1
+            type: integer
+        - name: defaultNum
+          in: query
+          schema:
+            default: 1.5
+            type: number
+        - name: defaultStr
+          in: query
+          schema:
+            default: default
+            type: string
         - name: status
           in: query
           description: Status values that need to be considered for filter
@@ -616,9 +631,9 @@ paths:
           required: true
           schema:
             type: string
-        - name: boolean_test
+        - name: remember_me
           in: query
-          description: The password for login in clear text
+          description: Remember Me
           schema:
             type: boolean
       responses:
@@ -731,9 +746,9 @@ paths:
           required: true
           schema:
             type: string
-        - name: boolean_test # to ensure boolean query parameter won't cause compilation errors
+        - name: confirmation # to ensure boolean query parameter won't cause compilation errors
           in: query
-          description: boolean query parameter
+          description: Confirm the deletion
           schema:
             type: boolean
       responses:
diff --git a/samples/server/petstore/go-api-server/api/openapi.yaml b/samples/server/petstore/go-api-server/api/openapi.yaml
index 65a86866857a..f309214557fe 100644
--- a/samples/server/petstore/go-api-server/api/openapi.yaml
+++ b/samples/server/petstore/go-api-server/api/openapi.yaml
@@ -105,6 +105,30 @@ paths:
           - OPTION_3
           type: string
         style: form
+      - explode: true
+        in: query
+        name: defaultInt
+        required: false
+        schema:
+          default: 1
+          type: integer
+        style: form
+      - explode: true
+        in: query
+        name: defaultNum
+        required: false
+        schema:
+          default: 1.5
+          type: number
+        style: form
+      - explode: true
+        in: query
+        name: defaultStr
+        required: false
+        schema:
+          default: default
+          type: string
+        style: form
       - deprecated: true
         description: Status values that need to be considered for filter
         explode: false
@@ -631,10 +655,10 @@ paths:
         schema:
           type: string
         style: form
-      - description: The password for login in clear text
+      - description: Remember Me
         explode: true
         in: query
-        name: boolean_test
+        name: remember_me
         required: false
         schema:
           type: boolean
@@ -702,10 +726,10 @@ paths:
         schema:
           type: string
         style: simple
-      - description: boolean query parameter
+      - description: Confirm the deletion
         explode: true
         in: query
-        name: boolean_test
+        name: confirmation
         required: false
         schema:
           type: boolean
diff --git a/samples/server/petstore/go-api-server/go/api.go b/samples/server/petstore/go-api-server/go/api.go
index 4d4ab7fc38bd..23d5213c5a63 100644
--- a/samples/server/petstore/go-api-server/go/api.go
+++ b/samples/server/petstore/go-api-server/go/api.go
@@ -71,7 +71,7 @@ type PetAPIServicer interface {
 	AddPet(context.Context, Pet) (ImplResponse, error)
 	DeletePet(context.Context, int64, string) (ImplResponse, error)
 	FilterPetsByCategory(context.Context, Gender, Species, []Species) (ImplResponse, error)
-	FindPetsByStatus(context.Context, []string, string, string) (ImplResponse, error)
+	FindPetsByStatus(context.Context, []string, string, string, int32, float32, string) (ImplResponse, error)
 	// Deprecated
 	FindPetsByTags(context.Context, []string, time.Time, time.Time, Colour) (ImplResponse, error)
 	GetPetById(context.Context, int64) (ImplResponse, error)
diff --git a/samples/server/petstore/go-api-server/go/api_pet.go b/samples/server/petstore/go-api-server/go/api_pet.go
index 693d0043ca90..65f29e2d672a 100644
--- a/samples/server/petstore/go-api-server/go/api_pet.go
+++ b/samples/server/petstore/go-api-server/go/api_pet.go
@@ -244,7 +244,48 @@ func (c *PetAPIController) FindPetsByStatus(w http.ResponseWriter, r *http.Reque
 		inlineEnumParam = param
 	} else {
 	}
-	result, err := c.service.FindPetsByStatus(r.Context(), statusParam, inlineEnumPathParam, inlineEnumParam)
+	var defaultIntParam int32
+	if query.Has("defaultInt") {
+		param, err := parseNumericParameter[int32](
+			query.Get("defaultInt"),
+			WithParse[int32](parseInt32),
+		)
+		if err != nil {
+			c.errorHandler(w, r, &ParsingError{Err: err}, nil)
+			return
+		}
+
+		defaultIntParam = param
+	} else {
+		var param int32 = 1
+		defaultIntParam = param
+	}
+	var defaultNumParam float32
+	if query.Has("defaultNum") {
+		param, err := parseNumericParameter[float32](
+			query.Get("defaultNum"),
+			WithParse[float32](parseFloat32),
+		)
+		if err != nil {
+			c.errorHandler(w, r, &ParsingError{Err: err}, nil)
+			return
+		}
+
+		defaultNumParam = param
+	} else {
+		var param float32 = 1.5
+		defaultNumParam = param
+	}
+	var defaultStrParam string
+	if query.Has("defaultStr") {
+		param := query.Get("defaultStr")
+
+		defaultStrParam = param
+	} else {
+		param := "default"
+		defaultStrParam = param
+	}
+	result, err := c.service.FindPetsByStatus(r.Context(), statusParam, inlineEnumPathParam, inlineEnumParam, defaultIntParam, defaultNumParam, defaultStrParam)
 	// If an error occurred, encode the error with the status code
 	if err != nil {
 		c.errorHandler(w, r, err, &result)
diff --git a/samples/server/petstore/go-api-server/go/api_pet_service.go b/samples/server/petstore/go-api-server/go/api_pet_service.go
index f5e64cba3cbc..023ccb2ab059 100644
--- a/samples/server/petstore/go-api-server/go/api_pet_service.go
+++ b/samples/server/petstore/go-api-server/go/api_pet_service.go
@@ -69,7 +69,7 @@ func (s *PetAPIService) FilterPetsByCategory(ctx context.Context, gender Gender,
 }
 
 // FindPetsByStatus - Finds Pets by status
-func (s *PetAPIService) FindPetsByStatus(ctx context.Context, status []string, inlineEnumPath string, inlineEnum string) (ImplResponse, error) {
+func (s *PetAPIService) FindPetsByStatus(ctx context.Context, status []string, inlineEnumPath string, inlineEnum string, defaultInt int32, defaultNum float32, defaultStr string) (ImplResponse, error) {
 	// TODO - update FindPetsByStatus with the required logic for this service method.
 	// Add api_pet_service.go to the .openapi-generator-ignore to avoid overwriting this service implementation when updating open api generation.
 
diff --git a/samples/server/petstore/go-api-server/go/api_user.go b/samples/server/petstore/go-api-server/go/api_user.go
index e7a67aab5541..73563a78389c 100644
--- a/samples/server/petstore/go-api-server/go/api_user.go
+++ b/samples/server/petstore/go-api-server/go/api_user.go
@@ -184,10 +184,10 @@ func (c *UserAPIController) DeleteUser(w http.ResponseWriter, r *http.Request) {
 		c.errorHandler(w, r, &RequiredError{"username"}, nil)
 		return
 	}
-	var booleanTestParam bool
-	if query.Has("boolean_test") {
+	var confirmationParam bool
+	if query.Has("confirmation") {
 		param, err := parseBoolParameter(
-			query.Get("boolean_test"),
+			query.Get("confirmation"),
 			WithParse[bool](parseBool),
 		)
 		if err != nil {
@@ -195,10 +195,10 @@ func (c *UserAPIController) DeleteUser(w http.ResponseWriter, r *http.Request) {
 			return
 		}
 
-		booleanTestParam = param
+		confirmationParam = param
 	} else {
 	}
-	result, err := c.service.DeleteUser(r.Context(), usernameParam, booleanTestParam)
+	result, err := c.service.DeleteUser(r.Context(), usernameParam, confirmationParam)
 	// If an error occurred, encode the error with the status code
 	if err != nil {
 		c.errorHandler(w, r, err, &result)
@@ -251,10 +251,10 @@ func (c *UserAPIController) LoginUser(w http.ResponseWriter, r *http.Request) {
 		c.errorHandler(w, r, &RequiredError{Field: "password"}, nil)
 		return
 	}
-	var booleanTestParam bool
-	if query.Has("boolean_test") {
+	var rememberMeParam bool
+	if query.Has("remember_me") {
 		param, err := parseBoolParameter(
-			query.Get("boolean_test"),
+			query.Get("remember_me"),
 			WithParse[bool](parseBool),
 		)
 		if err != nil {
@@ -262,10 +262,10 @@ func (c *UserAPIController) LoginUser(w http.ResponseWriter, r *http.Request) {
 			return
 		}
 
-		booleanTestParam = param
+		rememberMeParam = param
 	} else {
 	}
-	result, err := c.service.LoginUser(r.Context(), usernameParam, passwordParam, booleanTestParam)
+	result, err := c.service.LoginUser(r.Context(), usernameParam, passwordParam, rememberMeParam)
 	// If an error occurred, encode the error with the status code
 	if err != nil {
 		c.errorHandler(w, r, err, &result)
diff --git a/samples/server/petstore/go-api-server/go/api_user_service.go b/samples/server/petstore/go-api-server/go/api_user_service.go
index e1353ffab53d..d90b01762d8b 100644
--- a/samples/server/petstore/go-api-server/go/api_user_service.go
+++ b/samples/server/petstore/go-api-server/go/api_user_service.go
@@ -61,7 +61,7 @@ func (s *UserAPIService) CreateUsersWithListInput(ctx context.Context, user []Us
 }
 
 // DeleteUser - Delete user
-func (s *UserAPIService) DeleteUser(ctx context.Context, username string, booleanTest bool) (ImplResponse, error) {
+func (s *UserAPIService) DeleteUser(ctx context.Context, username string, confirmation bool) (ImplResponse, error) {
 	// TODO - update DeleteUser with the required logic for this service method.
 	// Add api_user_service.go to the .openapi-generator-ignore to avoid overwriting this service implementation when updating open api generation.
 
@@ -92,7 +92,7 @@ func (s *UserAPIService) GetUserByName(ctx context.Context, username string) (Im
 }
 
 // LoginUser - Logs user into the system
-func (s *UserAPIService) LoginUser(ctx context.Context, username string, password string, booleanTest bool) (ImplResponse, error) {
+func (s *UserAPIService) LoginUser(ctx context.Context, username string, password string, rememberMe bool) (ImplResponse, error) {
 	// TODO - update LoginUser with the required logic for this service method.
 	// Add api_user_service.go to the .openapi-generator-ignore to avoid overwriting this service implementation when updating open api generation.
 
diff --git a/samples/server/petstore/go-chi-server/api/openapi.yaml b/samples/server/petstore/go-chi-server/api/openapi.yaml
index 65a86866857a..f309214557fe 100644
--- a/samples/server/petstore/go-chi-server/api/openapi.yaml
+++ b/samples/server/petstore/go-chi-server/api/openapi.yaml
@@ -105,6 +105,30 @@ paths:
           - OPTION_3
           type: string
         style: form
+      - explode: true
+        in: query
+        name: defaultInt
+        required: false
+        schema:
+          default: 1
+          type: integer
+        style: form
+      - explode: true
+        in: query
+        name: defaultNum
+        required: false
+        schema:
+          default: 1.5
+          type: number
+        style: form
+      - explode: true
+        in: query
+        name: defaultStr
+        required: false
+        schema:
+          default: default
+          type: string
+        style: form
       - deprecated: true
         description: Status values that need to be considered for filter
         explode: false
@@ -631,10 +655,10 @@ paths:
         schema:
           type: string
         style: form
-      - description: The password for login in clear text
+      - description: Remember Me
         explode: true
         in: query
-        name: boolean_test
+        name: remember_me
         required: false
         schema:
           type: boolean
@@ -702,10 +726,10 @@ paths:
         schema:
           type: string
         style: simple
-      - description: boolean query parameter
+      - description: Confirm the deletion
         explode: true
         in: query
-        name: boolean_test
+        name: confirmation
         required: false
         schema:
           type: boolean
diff --git a/samples/server/petstore/go-chi-server/go/api.go b/samples/server/petstore/go-chi-server/go/api.go
index 4d4ab7fc38bd..23d5213c5a63 100644
--- a/samples/server/petstore/go-chi-server/go/api.go
+++ b/samples/server/petstore/go-chi-server/go/api.go
@@ -71,7 +71,7 @@ type PetAPIServicer interface {
 	AddPet(context.Context, Pet) (ImplResponse, error)
 	DeletePet(context.Context, int64, string) (ImplResponse, error)
 	FilterPetsByCategory(context.Context, Gender, Species, []Species) (ImplResponse, error)
-	FindPetsByStatus(context.Context, []string, string, string) (ImplResponse, error)
+	FindPetsByStatus(context.Context, []string, string, string, int32, float32, string) (ImplResponse, error)
 	// Deprecated
 	FindPetsByTags(context.Context, []string, time.Time, time.Time, Colour) (ImplResponse, error)
 	GetPetById(context.Context, int64) (ImplResponse, error)
diff --git a/samples/server/petstore/go-chi-server/go/api_pet.go b/samples/server/petstore/go-chi-server/go/api_pet.go
index 038c2f2e9bfa..e66bfe1a978b 100644
--- a/samples/server/petstore/go-chi-server/go/api_pet.go
+++ b/samples/server/petstore/go-chi-server/go/api_pet.go
@@ -241,7 +241,48 @@ func (c *PetAPIController) FindPetsByStatus(w http.ResponseWriter, r *http.Reque
 		inlineEnumParam = param
 	} else {
 	}
-	result, err := c.service.FindPetsByStatus(r.Context(), statusParam, inlineEnumPathParam, inlineEnumParam)
+	var defaultIntParam int32
+	if query.Has("defaultInt") {
+		param, err := parseNumericParameter[int32](
+			query.Get("defaultInt"),
+			WithParse[int32](parseInt32),
+		)
+		if err != nil {
+			c.errorHandler(w, r, &ParsingError{Err: err}, nil)
+			return
+		}
+
+		defaultIntParam = param
+	} else {
+		var param int32 = 1
+		defaultIntParam = param
+	}
+	var defaultNumParam float32
+	if query.Has("defaultNum") {
+		param, err := parseNumericParameter[float32](
+			query.Get("defaultNum"),
+			WithParse[float32](parseFloat32),
+		)
+		if err != nil {
+			c.errorHandler(w, r, &ParsingError{Err: err}, nil)
+			return
+		}
+
+		defaultNumParam = param
+	} else {
+		var param float32 = 1.5
+		defaultNumParam = param
+	}
+	var defaultStrParam string
+	if query.Has("defaultStr") {
+		param := query.Get("defaultStr")
+
+		defaultStrParam = param
+	} else {
+		param := "default"
+		defaultStrParam = param
+	}
+	result, err := c.service.FindPetsByStatus(r.Context(), statusParam, inlineEnumPathParam, inlineEnumParam, defaultIntParam, defaultNumParam, defaultStrParam)
 	// If an error occurred, encode the error with the status code
 	if err != nil {
 		c.errorHandler(w, r, err, &result)
diff --git a/samples/server/petstore/go-chi-server/go/api_pet_service.go b/samples/server/petstore/go-chi-server/go/api_pet_service.go
index f5e64cba3cbc..023ccb2ab059 100644
--- a/samples/server/petstore/go-chi-server/go/api_pet_service.go
+++ b/samples/server/petstore/go-chi-server/go/api_pet_service.go
@@ -69,7 +69,7 @@ func (s *PetAPIService) FilterPetsByCategory(ctx context.Context, gender Gender,
 }
 
 // FindPetsByStatus - Finds Pets by status
-func (s *PetAPIService) FindPetsByStatus(ctx context.Context, status []string, inlineEnumPath string, inlineEnum string) (ImplResponse, error) {
+func (s *PetAPIService) FindPetsByStatus(ctx context.Context, status []string, inlineEnumPath string, inlineEnum string, defaultInt int32, defaultNum float32, defaultStr string) (ImplResponse, error) {
 	// TODO - update FindPetsByStatus with the required logic for this service method.
 	// Add api_pet_service.go to the .openapi-generator-ignore to avoid overwriting this service implementation when updating open api generation.
 
diff --git a/samples/server/petstore/go-chi-server/go/api_user.go b/samples/server/petstore/go-chi-server/go/api_user.go
index 1a53a4981f4c..1c98eddab40e 100644
--- a/samples/server/petstore/go-chi-server/go/api_user.go
+++ b/samples/server/petstore/go-chi-server/go/api_user.go
@@ -183,10 +183,10 @@ func (c *UserAPIController) DeleteUser(w http.ResponseWriter, r *http.Request) {
 		c.errorHandler(w, r, &RequiredError{"username"}, nil)
 		return
 	}
-	var booleanTestParam bool
-	if query.Has("boolean_test") {
+	var confirmationParam bool
+	if query.Has("confirmation") {
 		param, err := parseBoolParameter(
-			query.Get("boolean_test"),
+			query.Get("confirmation"),
 			WithParse[bool](parseBool),
 		)
 		if err != nil {
@@ -194,10 +194,10 @@ func (c *UserAPIController) DeleteUser(w http.ResponseWriter, r *http.Request) {
 			return
 		}
 
-		booleanTestParam = param
+		confirmationParam = param
 	} else {
 	}
-	result, err := c.service.DeleteUser(r.Context(), usernameParam, booleanTestParam)
+	result, err := c.service.DeleteUser(r.Context(), usernameParam, confirmationParam)
 	// If an error occurred, encode the error with the status code
 	if err != nil {
 		c.errorHandler(w, r, err, &result)
@@ -249,10 +249,10 @@ func (c *UserAPIController) LoginUser(w http.ResponseWriter, r *http.Request) {
 		c.errorHandler(w, r, &RequiredError{Field: "password"}, nil)
 		return
 	}
-	var booleanTestParam bool
-	if query.Has("boolean_test") {
+	var rememberMeParam bool
+	if query.Has("remember_me") {
 		param, err := parseBoolParameter(
-			query.Get("boolean_test"),
+			query.Get("remember_me"),
 			WithParse[bool](parseBool),
 		)
 		if err != nil {
@@ -260,10 +260,10 @@ func (c *UserAPIController) LoginUser(w http.ResponseWriter, r *http.Request) {
 			return
 		}
 
-		booleanTestParam = param
+		rememberMeParam = param
 	} else {
 	}
-	result, err := c.service.LoginUser(r.Context(), usernameParam, passwordParam, booleanTestParam)
+	result, err := c.service.LoginUser(r.Context(), usernameParam, passwordParam, rememberMeParam)
 	// If an error occurred, encode the error with the status code
 	if err != nil {
 		c.errorHandler(w, r, err, &result)
diff --git a/samples/server/petstore/go-chi-server/go/api_user_service.go b/samples/server/petstore/go-chi-server/go/api_user_service.go
index e1353ffab53d..d90b01762d8b 100644
--- a/samples/server/petstore/go-chi-server/go/api_user_service.go
+++ b/samples/server/petstore/go-chi-server/go/api_user_service.go
@@ -61,7 +61,7 @@ func (s *UserAPIService) CreateUsersWithListInput(ctx context.Context, user []Us
 }
 
 // DeleteUser - Delete user
-func (s *UserAPIService) DeleteUser(ctx context.Context, username string, booleanTest bool) (ImplResponse, error) {
+func (s *UserAPIService) DeleteUser(ctx context.Context, username string, confirmation bool) (ImplResponse, error) {
 	// TODO - update DeleteUser with the required logic for this service method.
 	// Add api_user_service.go to the .openapi-generator-ignore to avoid overwriting this service implementation when updating open api generation.
 
@@ -92,7 +92,7 @@ func (s *UserAPIService) GetUserByName(ctx context.Context, username string) (Im
 }
 
 // LoginUser - Logs user into the system
-func (s *UserAPIService) LoginUser(ctx context.Context, username string, password string, booleanTest bool) (ImplResponse, error) {
+func (s *UserAPIService) LoginUser(ctx context.Context, username string, password string, rememberMe bool) (ImplResponse, error) {
 	// TODO - update LoginUser with the required logic for this service method.
 	// Add api_user_service.go to the .openapi-generator-ignore to avoid overwriting this service implementation when updating open api generation.